Digital Amplifier Board Wireless Stable Stereo Power Amplifier Module with Buttons For Car Computer Home Theater Audio

Feature: 1. [High stability] This digital amplifier board uses BT 5.0 main control chip, wireless connection, with good transmission effect and high stability. 2. [Button control] With button control, the wireless amplifier can control up and down music, volume increase and decrease, play, pause, etc. 3. [Long Transmission Distance] The stereo sound can be transferred as far as 10 meters, the shorter the distance, the better the stability. 4. [Speaker Output Ports ] There are 2 sets of speaker output ports, one set for each of the left and right channels, but they can t use with headphone. 5. [Wide Application] With a wide range of applications, this power amplifier board can be used for car computers, home theater audio systems, etc. Specification: Item Type: Digital Amplifier Board Material: Fiberboard Power Interface: Micro 5p (Reserved 2.5mm Welding Port, This Model Does Not Support Battery Power Supply) Input Voltage: 3.7V 5V Signal to Noise Ratio: 90DB THD+N: 70DB Crosstalk: 86db DNR: 91db Transmission Protocol: For A2DP AVCTP AVDTP HFP Transmission Distance: Approx. 10m 10.9yd(The Shorter the Distance, the Better the Stability) Output Interface: Approx. 3.5mm 0.14in Stereo (Reserved Soldering Points, You Can Diy by Yourself) Speaker Output Ports: 2 Sets (One Set for Each of the Left and Right Channels), Which Cannot Be Used with the Headphone Interface at the Same Time. when the Headphone Interface is Connected to the Headphone, the Device Will Automatically Switch to the Headphone Output and Stop the Signal from the Speaker Output Port of the Power Amplifier Board.. Package List: 1 x Digital Amplifier Board Note: Users need to bring their own USB adapter and micro power supply line (mobile phone charger and charging line are fine).